Description
Summary: | A technology that has become a requirement for civilian airlines, TCAS (Traffic Collision Avoidance System), is not a requirement for military airplanes. Lesley Stahl investigates why.
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Item Description: | Title from resource description page (viewed April 15, 2016). |
Physical Description: | 1 online resource (13 min.) |
Playing Time: | 00:12:54 |
Language: | In English. |